Where does “شمال سينا” come from?

شمال سينا (Egyptian Arabic) comes from Egyptian Arabic شمال, from Arabic شمال, from Proto-Semitic šimal-.

Ancestry of “شمال سينا”, step by step

شمال سينا traces back through two separate lines of ancestry.

via Egyptian Arabic شمال

StepLanguageWordMeaning
1Egyptian Arabicشمالleft
2Arabicشمالleft hand; left side; bad omen
3Proto-Semiticšimal-

via Egyptian Arabic سينا

StepLanguageWordMeaning
1Egyptian Arabicسينا
2Arabicسِينَاء
Every word from Proto-Semitic šimal-Every word from Arabic شمالEvery word from Egyptian Arabic شمال